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Tractor · 1939Unverified

Farmall A

Name: Farmall A
Brand: Farmall

Farmall A — Row-Crop tractor · 17 hp. Reference specifications; pending source verification.

The Farmall A is a tractor rated at 17 hp — making it one of the more compact options in its class. This model was manufactured from 1939 to 1947. Under the hood is a 4-cylinder petrol liquid-cooled engine, driving through two-wheel drive with a 4-speed gearbox. Listed weight is 1088 kg, and it is aimed at jobs of around up to 200 ac. Available dimensions and performance figures follow in both unit systems.

Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.

Rated power

17 hp

Max power

12.2 kW

Weight

1088 kg

Catalogue coverage

Variants represented

Richest spec table

100 rows

Recorded power

17 hp

Recorded weight

1088 kg

Transmissions

4-speed gear

Production years

1939-1947

Verified variants

No linked source document is currently displayed; verify critical figures with the manufacturer or dealer.

Hover a source tag to verify

Overview

ManufacturerFarmall (a part of International Harvester)Reference

Row-Crop tractorReference

FactoriesChicago, Illinois, USAReference

FactoriesLouisville, Kentucky, USAReference

Total built117,552Reference

Original price was $750 in 1947Reference

The Farmall A and B were nearly identical tractors. The A featured an offset engine and wide front end. The offset engine was known as "Cultivision". The B had a centered engine, seat offset to the right, and narrow front end. A high-crop AV version was available.Reference

Two-wheel driveReference

Manual steeringReference

Mechanical contracting band brakesReference

Open operator station.Reference

Variants

AVVegetable cropReference

AIInternational industrialReference

Engine

International Harvester 1.9L 4-cyl gasolineReference

International Harvester 1.9L 4-cyl keroseneReference

Fuel tank37.9 LReference

Aux. fuel3.8 LReference

Drawbar (claimed)12.9 kWReference

Belt (claimed)14.2 kWReference

Plows1Reference

Drawbar (tested)12.2 kWReference

Belt (tested)13.7 kWReference

International Harvester C113Reference

gasolineReference

4-cylinderReference

liquid-cooled inlineReference

Displacement1.9 LReference

Bore/Stroke76 x 102 mmReference

Compression6.0:1Reference

Rated RPM1400Reference

Idle RPM900-1400Reference

Firing order1-3-4-2Reference

StartermanualReference

StarterelectricReference

Starter volts6Reference

Coolant capacity12.3 LReference

Oil capacity4.7 LReference

Oil change120 hReference

International HarvesterReference

keroseneReference

liquid-cooledReference

Belt power (max)13.7 kWReference

Max power12.2 kWReference

Belt power (max)12.3 kWReference

Max power11.3 kWReference

Transmission

4-speed gearReference

ManufacturerInternational HarvesterReference

TypegearReference

Gears4 forward and 1 reverseReference

PTO & Hydraulics

TypeIH Pneumatic Lift-AllReference

Rear PTOtransmissionReference

Rear PTO Type540 (1.125)Reference

Dimensions

Weight1088 kgReference

Front tire4.00-15Reference

Rear tire8-24Reference

Ag front4.00-15Reference

Ag rear8-24Reference

Ag front9-24Reference

Ag front10-24Reference

Ag front5-30Reference

Length270 cmReference

Width195 cmReference

Height (steering wheel)160 cmReference

Ballasted weight1564 kgReference

Clearance (front axle)55 cmReference

Clearance (rear axle)53 cmReference

Front tread109 cmReference

Front tread111 to 162 cmReference

Rear tread101 to 172 cmReference

A Serial Number Location

Serial number plate on the seat support bracket. On very early model A tractors the serial number plate is on the cross-frame below the pedals.Reference

A Serial Numbers

1939FAA501Reference

1940FAA6744Reference

1941FAA41500Reference

1942FAA80739Reference

1944FAA96390Reference

1945FAA113218Reference

1946FAA146700Reference

1947FAA182964 (Chicago)Reference

FinalFAA198298 (Chicago)Reference

1947FAA200001 (Louisville)Reference

FinalFAA220829 (Louisville)Reference

FAQ: How to read a serial number table.Reference

Capacities

Diameter21 cmReference

Width15 cmReference

RPM1157Reference

Speed784.56 meters/minReference

Electrical

GroundpositiveReference

Charging systemgeneratorReference

Battery volts6Reference

Test results

NTTL 329: gasoline 4-speed 2WDReference

NTTL 330: distillate 4-speed 2WDReference

Gasoline 4-speed 2WDSeptember 28 - October 6, 1939Link: Nebraska Tractor Test 329 fileReference

Belt fuel use (max)6.1 l/hourReference

Drawbar performanceReference

Gear 2 used for power test.Reference

Max pull1082 kgReference

Gear 1 used for pull test.Reference

Distillate 4-speed 2WDOctober 9 - 16, 1939Link: Nebraska Tractor Test 330 fileReference

Belt fuel use (max)5.3 l/hourReference

Max pull1070 kgReference

Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.

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